Honda CR125R 1992-1997 User Manual

Air Filter ........ .. .
Air
Filter Case ... .. ...... .. .
Alternator ................... .
Brake
Flu id ..................................... ..
Brake
Fluid Replacement/Air Bl ee ding .........
Brake Pad Replacement ............................ .
Brake Pad
Wear ........................................... ..
Brake Sy stem .... . ................. . ...... ..
COl Unit ..... ... .. ......... .. ............................. .
Cable & Harness R ou ting
Carburetor Assembly/Installati on
Carburetor Remollal/ Di sas sembly
Clutch
........................... .
Clutch System ........................................ .
Competition Ma in tenan ce Schedule ............... .... .
Control Cables ............ .. ......... ..
Coolant Replacement ................................ .. ... .
Cooling System .............................................. .
Crankcase A sse mbly ....................................... .
Crankcase Bea ri ng Replacement ....................... .
Crankcase Separation ..................................... .
Crankshaft Installation ............... .
Crankshaft Remollal ....
Cylinder/Piston
Cylinder
Head .................................... ..
Drive
Chain ........ .
Drille Chain Rollers ........................................ .
Drille Chain Sliders ........................................ .
Or ille/Drillen Sp rockets ................................... ..
Eng ine Installat io n ........................................... .
Engine
Remollal ............................................. .
Exhaust Deposit Draining
................................ ..
Exhaust
Pipe ................................................ .
Exhaust Vallie ............................................... .
Exhaust
Vallie Drive Shaft ....... .
Expansion
Chamber/Silencer .......................... ..
Fork .... . ............................................... .
Front Brake
Caliper ........... .. ................. .
Front Master
Cylinder . ..................................... .
Front
Wheel ................................................... .
Fuel Tank ............................................. .
Gearshift Linkage
........................................... .
General Safety .............................................. .
GovernorlVallle linkage .................................. ..
Handlebar
.... . ............ .. ............. . ....... .
Ignition System
Kickstarter ... ..... ....... ..
lubrication & Seal Points ........................... .
Major
Carburetor Adjustment ...... . .................... .
Minor
Carburetor Adjustment ..... .. .................. ..
Model Identif ic ation ........................................ .
Nuts,
Bolts, Fasteners .................................... .
Optional Parts List .......................................... .
Radiator
............................................... .. ...... .
Radiator
Coolant .................... ..
Aear Brake
Caliper ...... ..
Aea r Brake Pedal ..... ...... ....... ..
Aear Master
Cylinder ... .
Aear Wheel ................................. .................. .
Reed
Valve ................ .. ........ .
3-6
4· 10
14·5
3·12
13-3
13 -5
3·13
3-13
14-4
' · 18
4-7
4-6
9 -3
3·13
3-4
3- 14
5 -3
3-8
10 ·10
10·5
10 ·3
10·8
10·5
7-5
7-3
3·10
3·11
3·11
3·12
6-3
6-2
8-2
2-4
8-2
8-7
3·15
11·9
13 · 10
13·6
11·4
2-3
g·11
1 -1
8-9
11·9
'4 ·8
9-9
1· 16
4-3
4-3
1 -3
3·17
1 ·2 1
5-4
3-8
13 - 12
13 · 14
13
·8
12 - 13
4-10
18. Index
Right Crankcase Cover .... .. .......... ..... ....... . 9-2
Seat ............................................ .. ............. .. 2-2
Service Access Guide ................... . 3-2
Service Information
(Brake System) ................. . 13 · 1
(C lutch/K ic kstarter/Gearshift linkage) ....... .
9-1
(Cooling System) ...... . ............. .. ............. .
5- 1
(CrankcasefCrankshaftfTransmi ssion ) ....... . 10 ·1
(Cylinder HeadfCylinder/Piston ........ .
7- 1
( Eng ine Remollal/lnstallat ion) .... .. ........ . 6-1
(Frame/Body Panels/Exhaust System) ....... .
2- 1
(Front Wheel/Suspension/Steering) ........... .
1 1·1
(Fuel System) .................................. . 4-1
(H.P.P. Honda Po wer Port) .................... ..
8-1
(Ignition SystemfAlternator) .................. ..
14- 1
(Maintenance) ...... .. ..................... ..
3-1
(Rear Wheel/Suspension) ................. . 12 ·1
Service Rule s ................................................. .
1-2
Shock Absorber ............................ ... .. ............. . 12 ·8
Shock linkage . ...... ..... . 12 ·23
Side Cover ....................... .. ........................... .
2-2
Spark Plug .......... . ..... .... ................... .. 3-8
Specif ic ations ..... ..... ......... ... ................... ..
1 -4
Steering Head Bearings .................. .. ......... .
3·18
Steering Stem ................................. . ............. .. 11 ·22
Sub-frame ...................... .. .... . ................ . 2-5
Suspension ........ .. .......... . ........................ .. 3·15
Swingarm ......... .... ........................................ .
12 ·26
Sw ingarm/Shock linkage ................................. .
3·17
Techn ica l Feature . ......... ... ....................... .
16·1
Throttle Operation .................................. .
3-6
Tools .................................................... . 1 ·1 4
Torque Values .. ...................................... .
1· 11
Transmission Assembly ............................ .
10 -8
Transmission Disassembly ............... . ........ .
10 -4
Transmission Oil ................................. . 3-9
Troubleshooting
(Brake
System) ................. ..
13 ·2
(C lutch/Kickstartet IGe ar shift linkage ) 9-1
(Cooling System) .................................. . 5-2
(C rankcasefCrankshahfT ran smiss ion) .. .
(Cylinder Head/C ylinder Piston .
(Engine Does Not
Start Or Is Hard
10 ·2
III
7-2
To Start) ............................................. .
17·1
(Engine lacks Power) ..................... ..
17 ·2
{Frame/Body Panels/Exhaust System) .. .
2- 1
(Front Wheel/Suspension Steering) ........... . 11·3
(Fuel System) ...................................... .. 4-2
(H.P.P Honda Power Port) ................ . 8- 1
(Ignition System/Alternator .. .. .. ......... . 14 ·2
(poor Handling) .................................... ..
17·4
(Poor Performance At High Speed) .. . 17 ·4
(Poor Performance At low And Idle
Speed)
................................ . . 1 7·3
(Rear Wheel/Suspension) ....................... .. 12 ·2
Tuning For Special Condition ........................... ..
4-5
Water Pump ..... .... . .. ....... ...... .......... .. ............. . 5-5
Wheels/Tires ................................................. . 3· 17
Wiring Diagram ............................. ..... ........... ..
IS ·'
18 -1

Honda CR125R 1992-1997 Specifications

General

Displacement	124.8 cc
Bore x Stroke	54.0 mm x 54.5 mm
Compression Ratio	8.5:1
Ignition	CDI
Transmission	5-speed
Final Drive	Chain
Front Brake	Single disc
Rear Brake	Single disc
Front Tire	80/100-21
Rear Tire	100/90-19
Engine Type	Single-cylinder, two-stroke
Rear Suspension	Pro-Link single shock
Wheelbase	1, 445 mm
Fuel Capacity	2.1 gallons
Dry Weight	192 lbs (1992-1996), 194 lbs (1997)